WO2005043255A1 - Hologramme sur ordinateur dans lequel un objet 3 d possedant une coupe transversale de visualisation est enregistre, procede de creation de stereogramme holographique et stereogramme holographique - Google Patents

Hologramme sur ordinateur dans lequel un objet 3 d possedant une coupe transversale de visualisation est enregistre, procede de creation de stereogramme holographique et stereogramme holographique Download PDF

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Publication number
WO2005043255A1
WO2005043255A1 PCT/JP2004/016711 JP2004016711W WO2005043255A1 WO 2005043255 A1 WO2005043255 A1 WO 2005043255A1 JP 2004016711 W JP2004016711 W JP 2004016711W WO 2005043255 A1 WO2005043255 A1 WO 2005043255A1
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WO
WIPO (PCT)
Prior art keywords
hologram
book
data
image
image data
Prior art date
Application number
PCT/JP2004/016711
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English (en)
Japanese (ja)
Inventor
Akiko Tanaka
Mitsuru Kitamura
Original Assignee
Dai Nippon Printing Co., Ltd.
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Publication date
Application filed by Dai Nippon Printing Co., Ltd. filed Critical Dai Nippon Printing Co., Ltd.
Priority to US10/595,221 priority Critical patent/US7580170B2/en
Priority to EP04817430A priority patent/EP1686434A4/fr
Publication of WO2005043255A1 publication Critical patent/WO2005043255A1/fr
Priority to US12/503,796 priority patent/US7969632B2/en

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • G03H1/265—Angle multiplexing; Multichannel holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/268—Holographic stereogram
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005—Adaptation of holography to specific applications
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/0204—Object characteristics
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0476—Holographic printer
    • G03H2001/0478—Serial printer, i.e. point oriented processing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0476—Holographic printer
    • G03H2001/0482—Interference based printer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0493—Special holograms not otherwise provided for, e.g. conoscopic, referenceless holography
    • G03H2001/0497—Dot matrix holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/30—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique discrete holograms only
    • G03H2001/303—Interleaved sub-holograms, e.g. three RGB sub-holograms having interleaved pixels for reconstructing coloured holobject
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/30—3D object
    • G03H2210/33—3D/2D, i.e. the object is formed of stratified 2D planes, e.g. tomographic data
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/30—3D object
    • G03H2210/36—Occluded features resolved due to parallax selectivity
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/40—Synthetic representation, i.e. digital or optical object decomposition
    • G03H2210/42—Synthetic representation, i.e. digital or optical object decomposition from real object, e.g. using 3D scanner
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/40—Synthetic representation, i.e. digital or optical object decomposition
    • G03H2210/44—Digital representation
    • G03H2210/441—Numerical processing applied to the object data other than numerical propagation
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/40—Synthetic representation, i.e. digital or optical object decomposition
    • G03H2210/45—Representation of the decomposed object
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/40—Synthetic representation, i.e. digital or optical object decomposition
    • G03H2210/45—Representation of the decomposed object
    • G03H2210/454—Representation of the decomposed object into planes

Definitions

  • the present invention relates to the creation of a 3 ⁇ Jf holographic recitation hologram with a tree, a holographic stereogram, and a 3 holographic computer hologram (CGH) with a holographic stereogram.
  • CGH computer hologram
  • the gram in particular, when the three TOs are converted into a hologram gram and a holographic stereogram, a force is applied so that any of the 3 ⁇ 3 ⁇ 4 images can be rubbed simultaneously.
  • the present invention relates to such a hologram and a holographic stereogram, and relates to such a hologram and a holographic stereogram. Background technology
  • X-ray CT X-ray Computer Tomogrpny, MR I (Magnetic Resonance Imaging)> 1 EM (Transmittance ei ectron Microscope) etc.
  • MR I Magnetic Resonance Imaging
  • 1 EM Transmittance ei ectron Microscope
  • a two-dimensional surface such as a CRT display is used, so even if the three structures are shown / shown, one image is actually rubbed. Will be.
  • the present invention has been made in view of such a question M / 3 ⁇ 4 of the present invention, and its purpose is to solve the problem with any I ⁇ , which is difficult only with surface data.
  • the surface data is also given to a part of the hologram to visualize it, and from that 3 ⁇ 3 ⁇ 4 working day, a method is used to create a computer hologram that has a visible image 3)
  • Such a computer hologram itself is ⁇ (shared).
  • the 33 ⁇ 4 ⁇ 3 ⁇ 4f book with the tree of the present invention t «for self-purpose or the 1 ⁇ computer gutter)) is removed, the 3 ⁇ If book with visible 3 ⁇ 4 or 1 ⁇ 3 ⁇ 4 ⁇
  • a computer generated hologram the process of acquiring a large number of bivalent image data of 3 ⁇ books and the 3 ⁇ ⁇ ⁇ from a large number of acquired image data 3 ⁇ ⁇ (3 ⁇ 3 ⁇ 4I
  • the method includes a step of determining the interference fringes on the hologram surface by disposing the arrangement with the illumination and a step of writing the obtained interference !!! on the book.
  • the large number of 3 ⁇ et 23 ⁇ 4 ⁇ 3 ⁇ 4 ⁇ image data can be, for example, obtained by X-ray CT, MR I or TEM.
  • 3 ⁇ 5 marrow data can be obtained, for example, by X-ray CT, MRI or TEM.
  • the present invention also includes 3 ⁇ 3 ⁇ 4f or self-recorded computer generated holograms having a tree shape created by such a process.
  • three or three computer holograms having a tree-like area according to the present invention can be reconstructed from the same 33 ⁇ 4 ⁇ 3 ⁇ 4 by swording with an arbitrary ⁇ and visualizing the 3 ⁇ .
  • a single computer or hologram of fiber and a computer hologram that can be regenerated from 3 to 5 pieces cut out with a triangle are multiplexed together to form a single computer hologram. is there.
  • the description is made so that the three dimensions of the three-dimensional image reproduced from the multiplexed and coded hologram are the same.
  • the present invention includes a reference hologram created by an operation such as h or a printed matter attached to a predetermined position.
  • the deletion of the 3 ⁇ ⁇ or 1 x holographic stereogram having the visible image of the present invention is the 3 ⁇ ⁇
  • the process of acquiring a large number of 2 ⁇ image data in the past, and from the acquired many 2 tide image data overnight The process of generating the 3M ⁇ M main image data, the process of cutting out the 3D body composed only of the surface data with a predetermined image, and the Add a hologram to Tiai 3 ⁇ 3 ⁇ 4Ji book ⁇ ⁇ !
  • the process of dog movement and 3 ⁇ ⁇ 3 ⁇ 4 tl323 ⁇ 43 ⁇ 43 ⁇ 4 includes a step of shifting the elementary hologram for each S to a position on the hologram surface corresponding to each observation direction in one or two tidal directions.
  • This f # ⁇ , 2 ⁇ 3 ⁇ 4 ⁇ image data of the book fiber can be, for example, data obtained by X-ray_CT, MRI or TEM.
  • Another method of the present invention for producing a 3 ⁇ «book or 1 3 ⁇ 4 holographic stereogram with visible ib is to generate a 3 3 ⁇ 4 book or 3 ⁇ ⁇ holographic stereogram with visible it»
  • the process of acquiring three lines of data and the process of creating body image data consisting only of the 3 ⁇ surface data from the obtained 3 ⁇ 4 3 ⁇ 4 The process of cutting out i books with a predetermined cross section, and adding the surface data representing that surface to the cut out M to form a hologram.
  • ⁇ The process of making a dog from a book ⁇ I, the process of creating 2?
  • the 3 ⁇ 3 ⁇ 4 transports may be, for example, those examined by X-ray CT, MRI or TEM.
  • the present invention also includes three or self-registered holographic stereograms having visible images created by such a process.
  • the present invention includes a holographic stereogram created by a creator or a printed material that is tolerated at a predetermined position.
  • FIG. 1 is a flow chart for explaining a computer hologram production process of the present invention.
  • FIG. 2 is a diagram for explaining a process of acquiring three sets of two-image data.
  • Figure 3 is a chart for explaining the process of creating poxel data representing 3 ⁇ »books is there.
  • FIG. 4 is a diagram for explaining a process of creating polygon data indicating the three dogs.
  • Fig. 5 is a diagram showing three lines consisting only of surface data cut out with an arbitrary eve.
  • FIG. 6 is a diagram for explaining a process of visualizing the polygon data representing the surface by intersecting it.
  • FIG. 7 is a schematic diagram for explaining another process ⁇ of the computer generated hologram of the present invention.
  • 'Fig. 8 shows C G »The words of the book ⁇ The words of ne on one side»
  • Figure 9 is a diagram for explaining the multi-modality of CGH.
  • Figure 10 is a flow chart for explaining the indigo packaging for CGH presentation.
  • FIG. 11 is a diagram for explaining the hidden surface removal of the if if of C GHi ⁇ i.
  • FIG. 12 is a diagram for explaining other calculation holograms that can be used as creation and deletion of CGH in the 3 ⁇ 4 ⁇ invention.
  • FIG. 13 is a diagram for explaining the calculation shown in FIG. 12 “a stereoscopic image is reproduced from a formed hologram”.
  • FIG. 14 is a diagram for explaining a method of creating the calculated hologram shown in FIG. Fig. 15 (This is a diagram for explaining another form of calculated age hologram that can be used as CGH removal in the pot invention.
  • FIG. 16 is a diagram for explaining that a three-dimensional image is reproduced from the combined hologram shown in FIG.
  • FIG. 17 is a diagram for explaining a method of creating the composed hologram shown in FIG. Fig. 18 Creation of the holographic stereogram of the invention
  • Fig. 1 is a 1-1 diagram of a holographic stereogram with multiple dots that translates into a male.
  • FIG. 19 is a diagram showing an example of a system for creating a holographic stereogram by using ⁇ multidot of the invention ⁇ ;
  • FIG. 20 is a flowchart for explaining a process j of an example of a holographic stereogram based on the multidot of the invention of FIG. ⁇ State for invention
  • the method of creating 5 or 13 computer holograms is as follows.
  • a large number of 1 image data of 1 rubber is obtained by ⁇ I kneeling such as X-ray CT, MR I or TEM.
  • ⁇ I kneeling such as X-ray CT, MR I or TEM.
  • CG computer graphic
  • Ffl part in this state, ⁇ does not have surface data (polygon data) in its ⁇ .) (; ⁇ Well-known CG from 3 ⁇ 3 ⁇ 4 ⁇ CG data with the visualized ⁇
  • Deletion of memory (eg, m% 2 creates a computer gram that can be played back with three visible images).
  • step ST1 the dog of the CGH object is moved.
  • step ST2 the C GH surface and the reference beam 3 ⁇ 4 ⁇ are placed.
  • step ST 3 the book is divided vertically by slicing in the horizontal plane, and further replaced on the slice plane by a set of ⁇ originals.
  • step ST4 at each of the sample points on the CGH surface, the interference between the light arriving from the source and the reference light is obtained at each sample point on the CGH plane. It is demanded by the striped bow boat power town, and is dried up.
  • step ST5 how much is the dried bean jam data obtained? (After being ridden, in step ST6, it is ⁇ ⁇ ⁇ _ ⁇
  • ______ tive is that-sixteenth.
  • the hidden face is displayed. This is a cover that hides the book hidden in the foreground when the book is rubbed, and this fiber is used to overlap the book. It is said that he can be erected by the film image and obtain a standing plant.
  • the CGH statement 31
  • the lost (hidden portion in Fig. 11) hidden by its source books 1 and 2 is calculated.
  • the C GH; created by the procedure of FIG. 10 is the book 1, 2 «sliced in the ⁇ plane and has parallax only in the horizontal direction, so that the source book 1,
  • the area hidden by 2 is a point on each slice plane! Can be If the sunfre point of the interference box distributed on the C GH plane is included in the ⁇ 1 self-determined ⁇ 1 ⁇ source (part H3 ⁇ 4 in Fig. 11), the;
  • ⁇ is performed in step ST 1 of FIG. C GH terrible thing If book ( ⁇ As a dog, first, a three-body image consisting of only a large number of 2?
  • step ST11 in Fig. 1 a large number of 3 ⁇ 2 ⁇ 5 Obtain the image data. If this is shown as an ablation, as shown in Fig. 2 (a) to (c), two image data with three different positions (heights) of the image are obtained. Overnight 1 i, 1
  • step ST 12 of FIG. 1 the obtained image data, 1 2 , 1
  • step ST13 of FIG. 1 three lines composed of only the created / i-plane data (polygon data) 3 are cut out at an arbitrary ⁇ 11.
  • the left fHI5 line, the bottom contour line, and some lines on the inner surface of the cylinder are not visible because they are viewed from the Tokyo Metropolitan Government.
  • step ST14 in FIG. 1 was cut with JM11, i.e., in FIG. 5, sea 5 2, miso surface 6, 7 to the polygon data indicating the surfaces (surface de Isseki) Caro Ete, and ⁇ the i "this of polygons data for these fractions 5 ,, 5 2, 6, 3 body image cut out in 7 to crane the 33 ⁇ 43 ⁇ 4 ⁇ the 10 dogs CGH reduction as shown in FIG. the Porigonde one tie spoon has been image 5 ,, 5 2, 6, 7 3 ⁇ 53 ⁇ 4 present 10 having becomes CG data natural three images.
  • step ST15 the 3ff * CGH plane and the reference light ⁇ P are self-positioned.
  • step ST16 the book having the visualized arousal is vertically divided by the slice on the horizontal plane, and further replaced on the slice plane by a set of ⁇ : sources.
  • step ST17 based on these empty positions, at each sample point on the CGH surface, magnetize ⁇ ; After obtaining the interference fringe data obtained by the bow boat, the obtained interference !!!
  • the EB3 ⁇ 4S device instructs the author to approve the book in step ST20, and the CGH is applied.
  • the poxel (volume) data 2 representing 3 ⁇ lines as shown in FIG. 3 (pm, m ⁇ M3, ⁇ m ⁇ n).
  • the data structure obtained in this: ⁇ is not a layered structure as shown in Fig. 3, but consists of 3 separated by small cubes, each of which has this data.
  • step ST 21 of FIG. 7 the third-order poxel (volume: right) data 2 is obtained using a measurement device such as a three-dimensional X-ray CT.
  • step ST22 three pieces (polygon data (surface data) indicating a dog) 3 are created from the obtained poxel (volume) data 2 as shown in FIG.
  • step ST23 in Fig. 7 as shown in Fig.
  • the back through ⁇ 5 2 The surface of the inner surface of the cylinder in the If rule (- ⁇ P) [ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • the surface of the cylinder appears to be leaking, and the ⁇ -body ⁇ ⁇ on the back ij cannot be seen through ⁇ 7 of the rectangular parallelepiped in the cylinder in FIG.
  • a book consisting of only polygons 3 is cut out with an arbitrary ⁇ 1 1, only “ ⁇ ” in the ⁇ section of Kyolong will be shown / ⁇
  • the original tt can be seen through the surface image or the orchid. Evening are ttl ten Sanjoi ⁇ .
  • step ST 2 4 ⁇ was cut in Awakening: 1 1, i.e., cross section 5! 5, section 5 2, polygon data (surface data representing the face in the cross section 6, 7 ) Was added, these cross 5, 5 2, 6, the new polygons data 3 Shiodome ⁇ body image cut out in 7 to Township D, the 1 o to C GH reduction as shown in FIG. 6 M ⁇ ⁇
  • the 3D book 10 having “5, 5 2 , 6, 7” thus rendered by the polygon data is natural CG data of 3 images.
  • step ST25 the description of the 3 ⁇ »k CGH plane and the reference light is determined.
  • step ST26 the three lines having the visualized image are vertically divided by a slice in the horizontal plane:> Furthermore, on the slice plane, ⁇ : is replaced by a set of sources. And the step.
  • step ST 27 based on these 3 ⁇ 4 ⁇ 3 ⁇ 4 ⁇ ⁇ 3 ⁇ 4 3 ⁇ 4 3 ⁇ 4 ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • the CGH obtained as described above is composed of 3 3 ⁇ 3 ⁇ 4 ⁇ cells having sections 5, 5 2 , 6, and 7 as shown in FIG.
  • the first 3 ⁇ ⁇ book Fa is referred to as the delicate Al, A2, A3 belonging to the group Ga.
  • the reference light Ra is illuminated from the first direction with respect to the 3 ⁇ 4
  • the interference fringe between a and the reference light Ra is set to ⁇ ⁇
  • Lf is lf this light.
  • the interference fringe is obtained by calculating the correlation between a and the reference light R a (step ST 17 in FIG. 1), and the interference fringes are elaborated by ⁇ »and the like. Same for other words 3 ⁇ 4 ⁇ ⁇ 3 ⁇ 4 ⁇ 1, B2, B3, C1, C2, C3 o
  • the second 33 ⁇ 4 ⁇ ⁇ book Fb is referred to I3 ⁇ 4B 1.B2, B3 belonging to the group Gb.
  • the reference light Rb is applied to the surface from the second direction, and the interference results between the three Fb objects Ji main light 0b and the reference light Rb are given by MB1, B1. 2, as described in B3.
  • the third (the book Fc is described in terms of ai3 ⁇ 4M3 ⁇ 4C1, C2, and C3 belonging to the group Gc.
  • the reference light R c Irradiate the cranes between the ia elephant F c and the reference light Rc, ⁇ m 1
  • the reference light Ra, Rb, Rc or the 3rd surface is illuminated from the respective dimensional directions.
  • the dimensions of the reference light are changed and the three lines are elaborated, it is possible to change the dimensions of the reference light while maintaining the viewpoint position and the direction of the CGH.
  • the images of three different tides C3 ⁇ 4Jf Fa, Fb, F c You will be able to rub.
  • 3 ⁇ 3 ⁇ 4 (the male of the CGH who described the book, or the group Ga of FIG. 8) with the visualized image that was found at steps ST11 to ST14 in FIG. 1 and steps ST21 to ST24 in FIG.
  • the creation of CGH that focuses on Gb, Gb, and Gc is a binary hologram that describes the bow of interference fringes, such as ST2 to ST7 in Fig. 10, and the reproduced image is viewed in the horizontal direction.
  • C GH ( ⁇ ) However, the production of various CGHs in the mouth can be reversed.
  • Another example is a dog hologram of 3 total ⁇ ff ⁇ . The following is a total of 0 (1 hologram creation;
  • the principle of this computed hologram which can be used as a method for creating a CGH, is based on a different dimensional brightness depending on the thigh direction at a position away from the hologram surface in order to eliminate the image on the hologram surface.
  • the virtual surface has a contact brightness equal to the brightness of that direction on the face-like surface.
  • the virtual brightness of the touch is different depending on the direction, and the dimension of the f * 3 ⁇ 4 surface is equal to the brightness of that direction.
  • the limb is drawn in the positive direction along the ⁇ axis.
  • CGH 32 (Book 10, Book Fa, Fb, Fc or Dimensions in Fig. 6), CGH 32, and Huto M are arranged in this order.
  • the center of CGH 32 is the coordinate source point, and the X and y axes are It is set to the direction of drumming S and the axis of z axis.
  • the coordinates of the light 31 are (X !, yi, z,).
  • the coordinates of book 10 are (x.
  • the coordinates of CGH32 are (x 2 , y 2 , z 2 ), and the i-th ⁇ tree J light source Q i (xi,,) and the j-th cell P of CGH32 (x 2 , y 2 , ⁇ 2 ) in Itoyoshi ⁇ , 3 ⁇ 43 ⁇ 4Qi Pj and ⁇ in the book 10, the book 10 in the 0 XZ and 0 yz directions at the point S (xo, y 0 , zo)
  • Let the fiber size brightness be T WLci (0 XZ , 0 yz ).
  • ⁇ ⁇ is the angle between the straight line Qi Pj and the z axis when the 3 ⁇ 4
  • 0 yz is the angle between the straight line Qi Pj and the z axis when the straight line Qi Pj is the y-z plane ⁇ .
  • the amplitudes A WLci may all be set to 1.
  • the dimension vector of the reference light 22 composed of A i in the CGH 32 is (R x , R y , R z ), and the amplitude of the wavelength is R WLc .
  • the crane insert R WLc (x 2 , y 2 , z 2 ) of the reference light 22 is
  • the bow value I WLc (xz, yz, zz) of the dried manuscript by the skin 21 at P (x 2 , y 2 , z 2 ) and the reference P light 22 is
  • ⁇ ⁇ ⁇ ( ⁇ 2- !) 2 + (y 2 -y,) 2 + (z 2 - Z l ) 2 ⁇ 1/2
  • the position of CGH32 is not necessarily the same as that of Book 10! It is not necessary to be!, And any position may be used as long as it is a virtual ⁇ wisteria 31 nursing law. Also, the position of this book 10 is not necessarily the Huo's rule of virtual wisteria 31.
  • the CGH 32 thus made has the same wavelength as the reference light 22; the relighting light 35 of L c is the same as the reference light 22;
  • the book (3 ⁇ ⁇ book) 10 is reproduced as a virtual image (there is also an object according to the position described in the book 10 of CGH32; ⁇ ). Can be observed.
  • the person can move the ff book 10 by moving it. Note that the diffracted light travels out of 36 M m31, but the light emitted from the anti-source has different brightness depending on the direction, so i ⁇ ms 1 is difficult to control.
  • step ST31 10 dogs to be converted to CGH are selected.
  • step ST32 the values of ⁇ of the reflection light 31, 10, CGH32, and the reference light 22 are added, and the sampling point (Qi) of the reflection ⁇ 6 »31 and the sampling point (Pj) of the CGH32 are calculated.
  • step ST33 Hano d / ⁇ light easy to bright ⁇ distribution T WLci ( ⁇ ⁇ , 0 yz ) obtained as in the present 10 surface) equal to the ⁇ forces distribution.
  • step ST34 according to equations (1) and (2), the negative amplitude value ⁇ WLc ( ⁇ 2 , y 2 , ⁇ 2 ) of the main light on the surface of CGH32 and the crane (Direct R WLc (x z , y 2 , z 2 ).
  • step ST35 at each sample point ⁇ on the surface of CGH32 by equation (3),
  • step ST36 the amount of the obtained interference fringe data is determined by the amount of interference fringe data obtained in step ST36.
  • the EBffi® device is used to express the medium to obtain CGH32 power.
  • ⁇ ⁇ ⁇ is the shape of a sickle slice perpendicular to the y-axis.
  • CG The H32 may be separated and the area of the cilia within the slice plane may be restricted.
  • a thin field in two planes is used as the virtual ⁇ field, but the light that does not spread in the y direction (the ore is scattered in the X direction) but extends in the y direction is used.
  • ⁇ in Fig. 12 is based on the method of interfering with the reference light to fix the OWLC (x 2 , y 2 , ⁇ 2 ) of the ⁇ f , But the amplitude of
  • FIG. 15 shows an explanatory diagram of another embodiment of a calculated hologram that can be used as a CGH creation method in the present invention.
  • the virtual group 31 in FIG. 12 is replaced with the CGH 32, and the virtual group 31 is replaced with the temporary group 33.
  • CGH32, ff book 10, i ⁇ , group 33, Yodo are placed, the center of CGH32 is the coordinate origin, the X axis and the y axis are beaten, and the z axis is enemy. Determine the direction.
  • the coordinates of the ⁇ tree J 1 ⁇ 2 ⁇ group 33 are ( Xl , y,, z,).
  • the coordinates of Jf * l 0 are (xo, y., Z.), And the coordinates of CGH32 are (x 2 , y 2 , z 2 ), and the i-th cell ( ⁇ , y!, ⁇ ,) (using the same symbol as the source of the anti-reflection ⁇ 6) and the 0th-132 cell Pj ( ⁇ 2 , y 2, in the ⁇ 2) of glQi Pj and / ⁇ this connecting, watching ⁇ M or et al.
  • OwLc (X2, ⁇ 2, ⁇ 2 ) ⁇ ( ⁇ WLci ( ⁇ , 0yz) / I ⁇ ij
  • the ⁇ -dimensional vector of the reference beam 22 composed of At which is transmitted to the CGH32 is (R x , R y , R z ), and the amplitude of the wavelength is R WLc .
  • R x , R y , R z the amplitude of the wavelength
  • R WLc the «vibration R WLc (x 2 , y 2 , z 2 ) of the reference light 22 is similar to; ⁇ in FIG.
  • the position of CGH32 is not necessarily the same as that of ⁇ 10. It can be in any position as long as it is on the right side.
  • the position of 10 is not necessarily the ⁇ 33 group 33 and the ⁇ ⁇ side of the temporary group 33.
  • T WLci ( ⁇ ⁇ , 0 yz )
  • 3DCG images 3DCG images
  • Step 3 (Can rub Dmi 0. Step 3 is followed by the light coming out of it. However, since the light emitted from the objection has different brightness depending on the direction, the virtual crowd 33 has the right to take the picture.
  • Fig. 17 shows a male that creates CGH 32 as a binary hologram as described in Figs.
  • the difference from FIG. 14 is that in step ST42, CGH32, object 1 o, mi 2 space and CGH 32 sanfu.
  • step ST44 according to the equation (1 ') and (2), according to the point determined as being equal to the sale cloth, the mirror vibration of the light on the surface of the CGH 32 ifif is directly 0 WLc (x 2 , y 2 , z 2 ) and the Neto-Tatsun width value R WLc (x 2 , y 2 , ⁇ 2 ) of the reference ⁇ ⁇ 22, which is essentially the same as J ⁇ in FIG. Description
  • _ ⁇ Is attached to the cell Pj of the main wave 01 "132, but it is assumed to be CGH 32 in many slice planes perpendicular to the y-axis.
  • m ⁇ s 3 may be delimited, and the AWis surrounding of the object jf «may be limited in the slice plane.
  • a fine field in the 2 ⁇ ⁇ ⁇ plane is used as a hypothetical, but a radio that extends in the y direction may be used without spreading the light in the y direction (spread in the X direction).
  • f ⁇ is to fix the present optical Tsurufu [Phi I straight ⁇ WLc (x2, y 2, z 2) as hologram beam, is used to scheme caused by interference between the reference beam This may be done by Lohmann's leaving or Lee's leaving (5), which regenerates the complex amplitude of the skin, or by the method proposed in Ki-noh;
  • the data of the present invention as 3 10 data 311 to C GH 32 created by! 3 ⁇ 4 ⁇
  • the abstraction involves a method of producing a 3 ⁇ 5W or holographic telegram having a visible image and such a holographic stereogram.
  • the method of generating a holographic stereogram according to the present invention is similar to the method of generating a 33 ⁇ 4 ⁇ «book or computerized hologram having ⁇ 1 own visibility tl of the present invention: X-ray CT , MRI, TEM, etc., we obtain 3 ⁇ 3 ⁇ 4f many 2 ⁇ 3 ⁇ 4 ⁇ images of the measured ⁇ ⁇ ⁇ 3 ⁇ 4 ⁇ (3 ⁇ 3 ⁇ 4i consisting only of book surface data (polygon data): A body image is created as CG (computer graphic) data, and the obtained 3 ⁇ ⁇ ⁇ body image is cut at an arbitrary price.
  • CG computer graphic
  • the holographic stereograms that have been developed so far have roughly two pages and are called the 2ste holographic stereogram and the 1step holographic stereogram based on the number of imaging steps.
  • a 2 step holographic stereogram is created by two 3 ⁇ 4
  • the second step is to create a second hologram by using the reconstructed image as a second source, while the one-step holographic stereogram, as the name implies, It is created in a single process, and is described in the eclectic simplicity of Yon-na, Gon-shane 7, so-called shelf 6, so-called shelf 7, and knitting shelf 8.
  • (1) Find the rays that should be leaked from the above many positions.
  • (1) Divide the literary works into a number of offices and reproduce from the views obtained in each ffit or (1).
  • multi-dot HS the holographic stereogram
  • multi-dot HS 3 ⁇ * CG data with visualized arousal that was visualized at steps ST 11 to 14 in FIG. 1 or visualized by crane at steps ST 21 to 24 in FIG. 7
  • 3 ⁇ 4 / Indicated level, standing up is set to 0 (the book 10 in Fig. 6 or dimensional), and the standing up 0 is set to 3 ⁇ 4 / indicating the medulla hologram.
  • Body volume hologram H ⁇ element holograms a are those formed by ij the ⁇ a N.
  • the positional relationship between the ⁇ / ⁇ ⁇ ⁇ ⁇ ⁇ and the hologram H is fixed.
  • a ray passing through the center of an elementary hologram an and having a different angle with respect to the hologram plane is denoted by B5.
  • B5 the position of one surface of the beam B t .about.B 5 and Tatsu ⁇ 1 to 5
  • the position of the crane hologram a n light .about.B 5 each of the different angles that are diffracted from the stand # [psi Certainly 0 surface 1
  • the 5 ⁇ I3 ⁇ 4 are 3 ⁇ or hologram a n as, the ⁇ 's; Fe3 ⁇ 4 eye E L, when E R sees its hologram a n, eyes E L, the E R, each eyes E L, the surface ⁇ 3 ⁇ 4 of the three-dimensional object ⁇ position either E R and connecting the hologram a n lines and solid proboscis 0 surface Ru a t.
  • the eyes E L and E R are holograms Even if Yokosu the position of the beam H throat, fc & eyes E L, the E R eye EL of each and its position, line and solid Snout connecting the EH.
  • the surface information of the stereoscopic snout 0 at the position where the surface is ⁇ will be ⁇ ! It is said to a rubber as an image.
  • the elementary holograms a 1 to a N are arranged in one direction ⁇ i, three images or reproducible holographic stereograms can be obtained in Yuto only in the feW direction, and if the holograms a and a N are arranged in two directions, The holographic stereogram from which the image can be reproduced is obtained in both directions. This is the wish of Multidot HS.
  • Such a gorge that goes up to ⁇ 5 can be seen in the CG image of a book with a visualized gorge that was crane in steps ST 11 to 14 in Fig. 1, or in step ST in Fig. 7. It is composed of 3 bodies of CG data with the visualized ⁇ that was crumpled in 2 to 24.
  • FIG. 19 is a diagram illustrating a system for producing a multi-dot HS according to the present invention
  • FIG. 20 is a flowchart for explaining the process of producing a multi-dot HS of ⁇ . It describes the direction in which a book is nourished and output from various angles on the monitor of a computer 40.
  • step ST51 of FIG. 20 33 ⁇ 4 image data is ⁇ 3 ⁇ 4 sent to the host computer 40.
  • this 3 ⁇ 3 ⁇ 4 image data is obtained by using three CG data having the visualized ⁇ trended in steps S 11 to 14 in FIG. This is a 3 ⁇ 3 ⁇ 4 # ⁇ CG image with visualized awakening that was completed in step ST21-2-4.
  • the hologram dry plate 52 is moved by the film movement controller 46 to set the hologram wheel 52 to a desired position.
  • step ST53 the jS pattern for exposing each point of the hologram from the original three tide data is calculated by the graphic processor 42 according to the principle of FIG. 18 and stored in the frame memory 44.
  • step ST54 the new customer pattern is added to Panenolle 55.
  • step ST55 the shirt of system 48 is opened and the panel 55 is exposed by 3 ⁇ 4B.
  • the laser light extracted from the laser device 49 is divided into a body light and a reference light by a beam splitter 53, and the lf light is amplified by a control panel of a crane panel 55, and furthermore,
  • the hologram is wrapped around by a random number 51 to form a hologram surface 52, and forms one element hologram together with the reference light.
  • step ST56 the hologram table liquid 52 is sequentially moved by the film movement controller 46, and is exposed to fill the hologram surface 52 through step ST57.
  • step ST58 the hologram 52 is scanned by the imager 50, and the multi-dot HS is automatically created.
  • ⁇ corresponding to the coordinate standing of ⁇ on the hologram surface 52 that is, the coordinate standing of ⁇ ⁇ on the hologram surface 52 is used as a window, and the window is raised through the window.
  • Step 3 with the visualized ⁇ ⁇ ⁇ ST ST Alternatively, 3 having the visualized ⁇ visualized in steps ST21-24 in FIG.
  • the element hologram a By the way, in the holographic stereogram, the element hologram a, ⁇ a N itt, as shown in Fig. 18 J ⁇ , the element hologram a! There is a window of ⁇ a N , which uses a 2 ⁇ 3 ⁇ 4 image of a book drawn through the window, or an image obtained by expanding the 33 ⁇ 4 ⁇ book in the direction of ⁇ ( ⁇ ⁇ 3 ⁇ 48).
  • the i ST of the holographic stereogram of 3 ⁇ 4 is obtained by the graphic processor 42 in step ST53 of FIG. 20 by the graphic processor 42 in steps ST11 to ST14 of FIG. From the three CG images with the visualized images obtained or the CG data of the books with the visualized images identified in steps ST 1 to 24 in FIG.
  • n is calculated, and stored in the frame memory 44.
  • the first hologram obtained in step ST 58 is irradiated with re-bright light as a two-step holographic stereogram to be reproduced.
  • a second hologram is created by describing the image obtained in the second hologram car (a literary resource), and the second hologram is visualized. It may be a holographic stereogram.
  • the customer data to be described in the element holograms a and to a N of the holographic stereogram are sequentially switched to the 3 ⁇ 4 / ⁇ position (3 ⁇ 4H says panel 55).
  • its location G ⁇ , ° panel 5 5) to the new has been holograms ⁇ data as an element holograms ai ⁇ a N but there was an example of coagulation Ti, seminal I3 ⁇ 43 ⁇ 48, Hashiuma: as disclosed in «9 to, and one aiai the Jiii data on the film, Hall hologram a by sequentially switching Rise the ⁇ data that has been recorded on a film while feeding the film, it may be Unishi'll be Tf and ⁇ a N.
  • a large number of liquor image data acquired in step ST 11 of FIG. 1 are not the cross-sectional data which are not suitable for @@ 5, but a large number of images acquired with the image gradually rotating around one axis. 2 images may be overnight.
  • a printed matter is formed by attaching a computer hologram and a holographic stereogram having a visible light as described in the present invention to a predetermined position of a printed matter of difficulty or single line. By doing so, it will be possible to see the 3xM, which is rich in the image and the reality that has been rendered, with the power of a third party.
  • the structure obtained by processing 23 ⁇ 4 ⁇ 3 ⁇ 4 ⁇ image data, or the 3 ⁇ 3 ⁇ 4fi structure obtained by power-saving data can be reproduced as a three-dimensional image.
  • three images obtained by cutting out any image from the three images can be viewed and played.

Abstract

L'invention concerne un hologramme sur ordinateur dans lequel un objet 3 D composé uniquement de données de surface a une coupe transversale arbitraire possédant des données de surface, de façon que la coupe transversale soit visualisée et reproduise l'objet 3 D, et un procédé pour créer un stéréogramme holographique. Le procédé comprend: un stade (ST11) pour acquérir une grande quantité de données d'image 2 D en coupe transversale d'un objet 3 D; un stade (ST12) pour créer des données d'image d'un objet 3 D composé uniquement de données de surface de l'objet 3 D à partir de la grande quantité de données d'image 2 D en coupe transversale; un stade (ST13) pour découper l'objet 3 D composé uniquement de données de surface selon une coupe transversale prédéterminée; un stade (ST14) pour définir la forme de l'objet 3 D par l'ajout des données de surface à la coupe transversale réalisée, et la réaliser sous la forme d'un hologramme; des stades (ST15 à ST17) pour définir la disposition de l'objet 3 D défini, la surface d'hologramme et la lumière de référence, de manière à obtenir des bandes d'interférence à la surface de l'hologramme; et des stades (ST18 à ST20) pour enregistrer les bandes d'interférence obtenues sur un support d'enregistrement.
PCT/JP2004/016711 2003-11-04 2004-11-04 Hologramme sur ordinateur dans lequel un objet 3 d possedant une coupe transversale de visualisation est enregistre, procede de creation de stereogramme holographique et stereogramme holographique WO2005043255A1 (fr)

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US10/595,221 US7580170B2 (en) 2003-11-04 2004-11-04 Fabrication method for a computer-generated hologram or a holographic stereogram in which a three-dimensional object having visualized cross-sectional surfaces is recorded and computer-generated hologram/holographic
EP04817430A EP1686434A4 (fr) 2003-11-04 2004-11-04 Hologramme sur ordinateur dans lequel un objet 3 d possedant une coupe transversale de visualisation est enregistre, procede de creation de stereogramme holographique et stereogramme holographique
US12/503,796 US7969632B2 (en) 2003-11-04 2009-07-15 Fabrication method for a computer-generated hologram in which a three-dimensional object having visualized cross-sectional surfaces is recorded, and computer-generated hologram in which a three-dimensional object having visualized cross-sectional surfaces is recorded

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JP2003-374001 2003-11-04

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US12/503,796 Division US7969632B2 (en) 2003-11-04 2009-07-15 Fabrication method for a computer-generated hologram in which a three-dimensional object having visualized cross-sectional surfaces is recorded, and computer-generated hologram in which a three-dimensional object having visualized cross-sectional surfaces is recorded

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US6900904B1 (en) * 2000-02-04 2005-05-31 Zebra Imaging, Inc. Distributed system for producing holographic stereograms on-demand from various types of source material
JP4412576B2 (ja) * 2002-10-16 2010-02-10 大日本印刷株式会社 立体マイクロパターン表示体
JP4844250B2 (ja) * 2006-06-14 2011-12-28 大日本印刷株式会社 ホログラム記録媒体の製造方法および製造装置
US8500284B2 (en) 2008-07-10 2013-08-06 Real View Imaging Ltd. Broad viewing angle displays and user interfaces
US8238514B2 (en) * 2009-12-17 2012-08-07 Empire Technology Development, Llc Ultra-short pulsed X-ray imaging
CN105573093B (zh) * 2015-12-16 2018-06-22 哈尔滨理工大学 基于最小二乘拟合相位型计算全息图编码误差校正方法
CN105847778B (zh) * 2016-03-29 2018-06-19 朱光喜 360°多视点3d全息视频采集方法、设备及实现方法
CN109283823B (zh) * 2018-11-22 2020-12-25 中国人民解放军陆军装甲兵学院 一种全息体视图获取方法及系统

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US7969632B2 (en) 2011-06-28
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EP1686434A1 (fr) 2006-08-02
US20070127097A1 (en) 2007-06-07

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